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Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization
From: |
Jan Kiszka |
Subject: |
Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization |
Date: |
Tue, 03 Jul 2012 09:47:05 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2012-07-02 18:16, Gerd Hoffmann wrote:
> Add support for (re-)initializing endpoints which belong to a specific
> interface only. Use this in usb-host when changing altsetting for an
> interface, so other interfaces are not disturbed.
>
qemu-system-x86_64: /data/qemu/hw/usb/host-linux.c:1220:
usb_linux_update_endp_table: Assertion `usb_ep_get_type(&s->dev, pid,
ep) == 255' failed.
Do you need a trace again?
Thanks,
Jan
PS: The device used here is this one:
Bus 001 Device 060: ID 047f:c247 Plantronics, Inc.
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 8
idVendor 0x047f Plantronics, Inc.
idProduct 0xc247
bcdDevice 0.27
iManufacturer 1 Plantronics
iProduct 2 HW121N-USB
iSerial 0
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 286
bNumInterfaces 4
bConfigurationValue 1
iConfiguration 3 v18M6
bmAttributes 0x80
(Bus Powered)
MaxPower 100mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 0
bInterfaceClass 1 Audio
bInterfaceSubClass 1 Control Device
bInterfaceProtocol 0
iInterface 0
AudioControl Interface Descriptor:
bLength 10
bDescriptorType 36
bDescriptorSubtype 1 (HEADER)
bcdADC 1.00
wTotalLength 115
bInCollection 2
baInterfaceNr( 0) 1
baInterfaceNr( 1) 2
AudioControl Interface Descriptor:
bLength 12
bDescriptorType 36
bDescriptorSubtype 2 (INPUT_TERMINAL)
bTerminalID 13
wTerminalType 0x0201 Microphone
bAssocTerminal 0
bNrChannels 1
wChannelConfig 0x0000
iChannelNames 0
iTerminal 0
AudioControl Interface Descriptor:
bLength 9
bDescriptorType 36
bDescriptorSubtype 6 (FEATURE_UNIT)
bUnitID 6
bSourceID 13
bControlSize 1
bmaControls( 0) 0x03
Mute Control
Volume Control
bmaControls( 1) 0x00
iFeature 0
AudioControl Interface Descriptor:
bLength 12
bDescriptorType 36
bDescriptorSubtype 2 (INPUT_TERMINAL)
bTerminalID 12
wTerminalType 0x0101 USB Streaming
bAssocTerminal 0
bNrChannels 2
wChannelConfig 0x0003
Left Front (L)
Right Front (R)
iChannelNames 0
iTerminal 0
AudioControl Interface Descriptor:
bLength 13
bDescriptorType 36
bDescriptorSubtype 4 (MIXER_UNIT)
bUnitID 9
bNrInPins 2
baSourceID( 0) 12
baSourceID( 1) 6
bNrChannels 2
wChannelConfig 0x0003
Left Front (L)
Right Front (R)
iChannelNames 0
bmControls 0x00
iMixer 0
AudioControl Interface Descriptor:
bLength 13
bDescriptorType 36
bDescriptorSubtype 6 (FEATURE_UNIT)
bUnitID 1
bSourceID 9
bControlSize 2
bmaControls( 0) 0x15
bmaControls( 0) 0x00
Mute Control
Bass Control
Treble Control
bmaControls( 1) 0x02
bmaControls( 1) 0x00
Volume Control
bmaControls( 2) 0x02
bmaControls( 2) 0x00
Volume Control
iFeature 0
AudioControl Interface Descriptor:
bLength 9
bDescriptorType 36
bDescriptorSubtype 3 (OUTPUT_TERMINAL)
bTerminalID 14
wTerminalType 0x0301 Speaker
bAssocTerminal 11
bSourceID 1
iTerminal 0
AudioControl Interface Descriptor:
bLength 12
bDescriptorType 36
bDescriptorSubtype 2 (INPUT_TERMINAL)
bTerminalID 11
wTerminalType 0x0201 Microphone
bAssocTerminal 14
bNrChannels 1
wChannelConfig 0x0000
iChannelNames 0
iTerminal 0
AudioControl Interface Descriptor:
bLength 9
bDescriptorType 36
bDescriptorSubtype 6 (FEATURE_UNIT)
bUnitID 2
bSourceID 11
bControlSize 1
bmaControls( 0) 0x03
Mute Control
Volume Control
bmaControls( 1) 0x00
iFeature 0
AudioControl Interface Descriptor:
bLength 7
bDescriptorType 36
bDescriptorSubtype 5 (SELECTOR_UNIT)
bUnitID 8
bNrInPins 1
baSource( 0) 2
iSelector 0
AudioControl Interface Descriptor:
bLength 9
bDescriptorType 36
bDescriptorSubtype 3 (OUTPUT_TERMINAL)
bTerminalID 10
wTerminalType 0x0101 USB Streaming
bAssocTerminal 0
bSourceID 8
iTerminal 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 0
bNumEndpoints 0
bInterfaceClass 1 Audio
bInterfaceSubClass 2 Streaming
bInterfaceProtocol 0
iInterface 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 1
bNumEndpoints 1
bInterfaceClass 1 Audio
bInterfaceSubClass 2 Streaming
bInterfaceProtocol 0
iInterface 0
AudioStreaming Interface Descriptor:
bLength 7
bDescriptorType 36
bDescriptorSubtype 1 (AS_GENERAL)
bTerminalLink 12
bDelay 0 frames
wFormatTag 1 PCM
AudioStreaming Interface Descriptor:
bLength 23
bDescriptorType 36
bDescriptorSubtype 2 (FORMAT_TYPE)
bFormatType 1 (FORMAT_TYPE_I)
bNrChannels 2
bSubframeSize 2
bBitResolution 16
bSamFreqType 5 Discrete
tSamFreq[ 0] 8000
tSamFreq[ 1] 16000
tSamFreq[ 2] 32000
tSamFreq[ 3] 44100
tSamFreq[ 4] 48000
Endpoint Descriptor:
bLength 9
bDescriptorType 5
bEndpointAddress 0x01 EP 1 OUT
bmAttributes 13
Transfer Type Isochronous
Synch Type Synchronous
Usage Type Data
wMaxPacketSize 0x00c0 1x 192 bytes
bInterval 1
bRefresh 0
bSynchAddress 0
AudioControl Endpoint Descriptor:
bLength 7
bDescriptorType 37
bDescriptorSubtype 1 (EP_GENERAL)
bmAttributes 0x01
Sampling Frequency
bLockDelayUnits 2 Decoded PCM samples
wLockDelay 1 Decoded PCM samples
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 2
bAlternateSetting 0
bNumEndpoints 0
bInterfaceClass 1 Audio
bInterfaceSubClass 2 Streaming
bInterfaceProtocol 0
iInterface 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 2
bAlternateSetting 1
bNumEndpoints 1
bInterfaceClass 1 Audio
bInterfaceSubClass 2 Streaming
bInterfaceProtocol 0
iInterface 0
AudioStreaming Interface Descriptor:
bLength 7
bDescriptorType 36
bDescriptorSubtype 1 (AS_GENERAL)
bTerminalLink 10
bDelay 0 frames
wFormatTag 1 PCM
AudioStreaming Interface Descriptor:
bLength 23
bDescriptorType 36
bDescriptorSubtype 2 (FORMAT_TYPE)
bFormatType 1 (FORMAT_TYPE_I)
bNrChannels 1
bSubframeSize 2
bBitResolution 16
bSamFreqType 5 Discrete
tSamFreq[ 0] 8000
tSamFreq[ 1] 16000
tSamFreq[ 2] 32000
tSamFreq[ 3] 44100
tSamFreq[ 4] 48000
Endpoint Descriptor:
bLength 9
bDescriptorType 5
bEndpointAddress 0x84 EP 4 IN
bmAttributes 13
Transfer Type Isochronous
Synch Type Synchronous
Usage Type Data
wMaxPacketSize 0x0060 1x 96 bytes
bInterval 1
bRefresh 0
bSynchAddress 0
AudioControl Endpoint Descriptor:
bLength 7
bDescriptorType 37
bDescriptorSubtype 1 (EP_GENERAL)
bmAttributes 0x01
Sampling Frequency
bLockDelayUnits 2 Decoded PCM samples
wLockDelay 1 Decoded PCM samples
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 3
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 3 Human Interface Device
bInterfaceSubClass 0 No Subclass
bInterfaceProtocol 0 None
iInterface 0
HID Device Descriptor:
bLength 9
bDescriptorType 33
bcdHID 1.00
bCountryCode 0 Not supported
bNumDescriptors 1
bDescriptorType 34 Report
wDescriptorLength 115
Report Descriptor: (length is 115)
Item(Global): Logical Minimum, data= [ 0x00 ] 0
Item(Global): Logical Maximum, data= [ 0x01 ] 1
Item(Global): Report Size, data= [ 0x01 ] 1
Item(Global): Usage Page, data= [ 0x0c ] 12
Consumer
Item(Local ): Usage, data= [ 0x01 ] 1
Consumer Control
Item(Main ): Collection, data= [ 0x01 ] 1
Application
Item(Global): Report ID, data= [ 0x01 ] 1
Item(Global): Report Count, data= [ 0x06 ] 6
Item(Main ): Input, data= [ 0x03 ] 3
Constant Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Local ): Usage, data= [ 0xea ] 234
Volume Decrement
Item(Local ): Usage, data= [ 0xe9 ] 233
Volume Increment
Item(Global): Report Count, data= [ 0x02 ] 2
Item(Main ): Input, data= [ 0x06 ] 6
Data Variable Relative No_Wrap Linear
Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Global): Report Count, data= [ 0x08 ] 8
Item(Main ): Input, data= [ 0x03 ] 3
Constant Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Global): Usage Page, data= [ 0xa0 0xff ] 65440
(null)
Item(Global): Report ID, data= [ 0x10 ] 16
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Local ): Usage, data= [ 0x98 ] 152
(null)
Item(Global): Report Size, data= [ 0x01 ] 1
Item(Main ): Output, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Global): Report Count, data= [ 0x07 ] 7
Item(Main ): Output, data= [ 0x01 ] 1
Constant Array Absolute No_Wrap Linear
Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Main ): End Collection, data=none
Item(Global): Usage Page, data= [ 0x0b ] 11
Telephony
Item(Local ): Usage, data= [ 0x05 ] 5
Headset
Item(Main ): Collection, data= [ 0x01 ] 1
Application
Item(Global): Report ID, data= [ 0x02 ] 2
Item(Global): Report Size, data= [ 0x01 ] 1
Item(Global): Report Count, data= [ 0x03 ] 3
Item(Main ): Input, data= [ 0x03 ] 3
Constant Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Local ): Usage, data= [ 0x2f ] 47
Phone Mute
Item(Global): Report Count, data= [ 0x01 ] 1
Item(Main ): Input, data= [ 0x02 ] 2
Data Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Local ): Usage, data= [ 0x21 ] 33
Flash
Item(Main ): Input, data= [ 0x06 ] 6
Data Variable Relative No_Wrap Linear
Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Local ): Usage, data= [ 0x20 ] 32
Hook Switch
Item(Main ): Input, data= [ 0x22 ] 34
Data Variable Absolute No_Wrap Linear
No_Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Global): Report Count, data= [ 0x0a ] 10
Item(Main ): Input, data= [ 0x03 ] 3
Constant Variable Absolute No_Wrap Linear
Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Global): Usage Page, data= [ 0x08 ] 8
LEDs
Item(Global): Report ID, data= [ 0x18 ] 24
Item(Local ): Usage, data= [ 0x18 ] 24
Ring
Item(Global): Report Count, data= [ 0x08 ] 8
Item(Main ): Output, data= [ 0x22 ] 34
Data Variable Absolute No_Wrap Linear
No_Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Global): Report ID, data= [ 0x17 ] 23
Item(Local ): Usage, data= [ 0x17 ] 23
Off-Hook
Item(Main ): Output, data= [ 0x22 ] 34
Data Variable Absolute No_Wrap Linear
No_Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Global): Report ID, data= [ 0x1e ] 30
Item(Local ): Usage, data= [ 0x1e ] 30
Speaker
Item(Main ): Output, data= [ 0x22 ] 34
Data Variable Absolute No_Wrap Linear
No_Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Global): Report ID, data= [ 0x09 ] 9
Item(Local ): Usage, data= [ 0x09 ] 9
Mute
Item(Main ): Output, data= [ 0x22 ] 34
Data Variable Absolute No_Wrap Linear
No_Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Global): Report ID, data= [ 0x2a ] 42
Item(Local ): Usage, data= [ 0x2a ] 42
On-Line
Item(Main ): Output, data= [ 0x22 ] 34
Data Variable Absolute No_Wrap Linear
No_Preferred_State No_Null_Position
Non_Volatile Bitfield
Item(Main ): End Collection, data=none
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0003 1x 3 bytes
bInterval 2
Device Status: 0x0000
(Bus Powered)
--
Siemens AG, Corporate Technology, CT RTC ITP SDP-DE
Corporate Competence Center Embedded Linux
- [Qemu-devel] [PATCH] usb: selective endpoint initialization, Gerd Hoffmann, 2012/07/02
- Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization,
Jan Kiszka <=
- Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization, Gerd Hoffmann, 2012/07/03
- Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization, Jan Kiszka, 2012/07/03
- Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization, Jan Kiszka, 2012/07/03
- Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization, Gerd Hoffmann, 2012/07/03
- Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization, Jan Kiszka, 2012/07/03
- Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization, Gerd Hoffmann, 2012/07/03
Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization, Erik Rull, 2012/07/05